Question

Characteristics of holozoic nutrition

Answer 1

In Holozoic nutrition the energy and organic building blocks are obtained by ingesting and then digesting other organisms or pieces of other organisms, including blood and decaying organic matter. It involves absorption ,obtaining food( ingestion ), physical digestion and chemical digestion .

Answer 2

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Answer :

Holozoic nutrition: Organism (mostly animals) take in whole food and then digest it into smaller particles with enzyme.

Eg. Amoeba, Paramoecium. Animals, human beings.

Steps in Holozoic nutrition

(i) Ingestion: taking in of food.

(ii) Digestion: breaking down of complex food into simpler, absorbable form.

(iii) Assimilation: Utilization of digested food from the body.

(iv) Egestion: Removing undigested food from the body

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